Windows(Minimap and Modloader Installation)1.Open up %appdata%, if you don't know how to do this, start>run, then type in %appdata%2.Browse to .minecraft/bin3.Open up minecraft.jar with WinRAR or 7zip.4.Drag and drop the downloaded files from the Zip into the jar.5.Delete the META-INF folder in the jar.And your done

Macintosh(ONLY THE MODLOADER INSTALLlATION)

1.Go to Applications>Utilities and open terminal.2.Type in the following, line by line: